Answer: One by one, the Classic cities in the southern lowlands were abandoned, and by A.D. 900, Maya civilization in that region had collapsed. Finally, some catastrophic environmental change like an extremely long, intense period of drought–may have wiped out the Classic Maya civilization.
Explanation:
Generally speaking, during the Industrial Revolution, the workers that supplied labor in factories and mines were known as the "urban working class", since most of the factory work was done in or around city centers.
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I think they are tired of being called Chinese and now want to be called the Han people.
Mostly wealthy because they owned they land most of the time
